Related Clues:
- Saguaro locale
- Death Valley, for example
- Walk out
- Make canning impossible?
- Refuse to continue
- Preempt a firing?
- Leave that's fairly short
- With 44-Down, setting for 20-, 35- and 54-Across
- Kalahari, for example
- Dry expanse
- Sahara or Gobi, say
- See 9 Across
- Stop; abandon
- Resign, leave
- Give up completely, lacking energy